Updated: 03 Nov 2020
A set of matchup cards to practice adding within 20.
Non-Editable: PDF
Pages: 61 Pages
Grades: 1 - 2
Apply properties of operations as strategies to add and subtract.2 Examples: If 8 + 3 = 11 is known, then 3 + 8 = 11 is also known. (Commutative property of addition.) To add 2 + 6 + 4, the second two numbers can be added to make a ten, so 2 + 6 + 4 ...
Add and subtract within 20, demonstrating fluency for addition and subtraction within 10. Use strategies such as counting on; making ten (e.g., 8 + 6 = 8 + 2 + 4 = 10 + 4 = 14); decomposing a number leading to a ten (e.g., 13 - 4 = 13 - 3 - 1 = 10 - ...
Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
Apply basic fact strategies to add and subtract within 20, including making 10 and decomposing a number leading to a 10;
Explain strategies used to solve addition and subtraction problems up to 20 using spoken words, objects, pictorial models, and number sentences; and
Recall basic facts to add and subtract within 20 with automaticity;
A set of matchup cards to practice adding within 20.
Use this resource when students are learning their addition facts within 20.
Print the cards on cardstock and cut them out. Store them in a resealable bag to be used over and over.
Students will match up the number sentence with the correct answer. For students needing extra support, let them use counters to determine the answer.
This resource works well when used as a math center activity.
Apply properties of operations as strategies to add and subtract.2 Examples: If 8 + 3 = 11 is known, then 3 + 8 = 11 is also known. (Commutative property of addition.) To add 2 + 6 + 4, the second two numbers can be added to make a ten, so 2 + 6 + 4 ...
Add and subtract within 20, demonstrating fluency for addition and subtraction within 10. Use strategies such as counting on; making ten (e.g., 8 + 6 = 8 + 2 + 4 = 10 + 4 = 14); decomposing a number leading to a ten (e.g., 13 - 4 = 13 - 3 - 1 = 10 - ...
Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
Apply basic fact strategies to add and subtract within 20, including making 10 and decomposing a number leading to a 10;
Explain strategies used to solve addition and subtraction problems up to 20 using spoken words, objects, pictorial models, and number sentences; and
Recall basic facts to add and subtract within 20 with automaticity;
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